2-Bromo-5-hydroxy-4-methoxybenzaldehyde
2-Bromo-5-hydroxy-4-methoxybenzaldehyde (CAS: 2973-59-3, C8H7BrO3) is a valuable organic compound with a molecular weight of 231.04 g/mol. This brominated hydroxybenzaldehyde derivative serves as a specialised building block in organic synthesis. It is primarily utilised in the preparation of more complex molecules, including pharmaceutical intermediates and research chemicals, contributing to advancements in chemical research and development.
- IUPAC
- 5-Bromoisovanillin
- Synonyms
- 5-Bromoisovanillin

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations.
Research and Development
Employed in research laboratories for the development of novel molecules and materials. Its specific structure is valuable for targeted synthetic pathways.
Fine Chemical Synthesis
Serves as an intermediate in the production of fine chemicals, contributing to the complexity and specificity of manufactured compounds.
| Molecular weight | 231.04 |
|---|---|
| Empirical formula | C8H7BrO3 |
| Assay | ≥90% (HPLC) |
| Grade | technical |
| Application | 2-Bromo-5-hydroxy-4-methoxybenzaldehyde was used in the synthesis of 4-bromo-2-methoxy-5-(2-methoxyethenyl)phenol1. |
| Melting point | ≥95 °C(lit.)≥95 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Bromo-5-hydroxy-4-methoxybenzaldehyde used for?
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2-Bromo-5-hydroxy-4-methoxybenzaldehyde is primarily used as a building block in organic synthesis and in research and development for creating more complex chemical compounds.
What are the CAS number and chemical formula?
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The CAS number is 2973-59-3 and the chemical formula is C8H7BrO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound at a technical grade with an assay of ≥90% (HPLC). We do not represent it as USP, BP, or EP grade.
How should 2-Bromo-5-hydroxy-4-methoxybenzaldehyde be handled?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. Ensure adequate ventilation. It is classified as an irritant to skin, eyes, and respiratory system.
Is this chemical exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Bromo-5-hydroxy-4-methoxybenzaldehyde.
How can I request a quote or sample?
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Please contact our sales team through the website or by phone to request a quote or a sample of 2-Bromo-5-hydroxy-4-methoxybenzaldehyde.
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